UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eV/g5nCxZwRm31HK4Aaj2iN4ihCjXwictll/F4pAXIY=' 
WHERE 
  key_id = '21b25a9bc2a82ef25dc5b4468cdc54ae34c0e8f15d9598b80eb2b115c1ceac59' 
  AND (
    token = 'eV/g5nCxZwRm31HK4Aaj2iN4ihCjXwictll/F4pAXIY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )