UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c5RZ2J8KnlgYRJ63N7NxdDI9N5BqhRoehfLkLD+KXLo=' 
WHERE 
  key_id = 'b6875f657351655bba1b83fe2c02b9ecf2e68fb03ef6b2745df76862dfd6454f' 
  AND (
    token = 'c5RZ2J8KnlgYRJ63N7NxdDI9N5BqhRoehfLkLD+KXLo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )