UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PmUlX+NtrpU8UWyCpLI7Ew2r38cJlO5CP0pKc93jBAM=' 
WHERE 
  key_id = 'd75f8bb38e478a2242b7cfe58b7aafddbaad83a0b3713e9d9d4678da231f4bc0' 
  AND (
    token = 'PmUlX+NtrpU8UWyCpLI7Ew2r38cJlO5CP0pKc93jBAM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )