UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gE4ZLxiXfyiqybe7oefSGl5axfSny1iaPi05BMqGQD0=' 
WHERE 
  key_id = '7eb559d519ceaff331884f44ff25c76f09795c5636397a544c2eadc2c91f0d50' 
  AND (
    token = 'gE4ZLxiXfyiqybe7oefSGl5axfSny1iaPi05BMqGQD0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )