UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BrW99jvYCICyN4Y8O4VOk4y0eVci/libL3tT6IlKwVg=' 
WHERE 
  key_id = '64bc87a8039771f0eafb2a86374524b7cf0e86225499eff302134469802ec296' 
  AND (
    token = 'BrW99jvYCICyN4Y8O4VOk4y0eVci/libL3tT6IlKwVg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )