UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PMR8GAW21t8rbeuYfi/tC4vFdb8WjlucENL7/57I9rQ=' 
WHERE 
  key_id = '9af4fd7c4d52ceae2cd3784bf87eea2ffed2b4767024afb310fa34100c7c933e' 
  AND (
    token = 'PMR8GAW21t8rbeuYfi/tC4vFdb8WjlucENL7/57I9rQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )