UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C8KYabQGzdCSTWCbPFEG3wMQYDddqDnjxOBJYIbdWz0=' 
WHERE 
  key_id = '8b4665e38e7ff36a799d000cb9305bd0e28cb1418aebc0b2b396764023db6d8b' 
  AND (
    token = 'C8KYabQGzdCSTWCbPFEG3wMQYDddqDnjxOBJYIbdWz0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )