UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iE8RRSBWr9WHHkCVU3DoNGhRPO7y2RDazboRB0Ovelc=' 
WHERE 
  key_id = '7f4f53ca77f11f10e63fdc3565f6041f4b79475b8a6f71078d21e4eddab10546' 
  AND (
    token = 'iE8RRSBWr9WHHkCVU3DoNGhRPO7y2RDazboRB0Ovelc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )