UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iw+ef9meT9O+Lt52YN7NrDYQGq+x4vDa/AlRrytD5xo=' 
WHERE 
  key_id = '50ecb33b0b6c7799b75f5df9ec008941fa793ef9beb26e67dea7eece0e72fb92' 
  AND (
    token = 'iw+ef9meT9O+Lt52YN7NrDYQGq+x4vDa/AlRrytD5xo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )