UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N8REJsom01UgRDHFAYb38X2G9n/B+OPUKxBuhilqmSc=' 
WHERE 
  key_id = 'b988aed860e86f3e741c4c995c826a04c6efe178680166e022e5a06dcf503127' 
  AND (
    token = 'N8REJsom01UgRDHFAYb38X2G9n/B+OPUKxBuhilqmSc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )