UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4cM2vMPZFLwBqk0Zp0KGMPcPuImZCA9tk3QddG5ML+c=' 
WHERE 
  key_id = '4787eef7b42c3c838f7512a67cfff0b711f5b9a8ffb67c9f815a3833da95fd82' 
  AND (
    token = '4cM2vMPZFLwBqk0Zp0KGMPcPuImZCA9tk3QddG5ML+c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )