UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5dB5bU/Hx/lcFG8d4YQiCDdX4R9siHVoJNPpvk1AGpw=' 
WHERE 
  key_id = 'ef925eadc50383a0fea3d08c942f158ba8c16d510cfb85a84786d7d7e4f31b7a' 
  AND (
    token = '5dB5bU/Hx/lcFG8d4YQiCDdX4R9siHVoJNPpvk1AGpw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00045