UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FjdL+znUWYKJUpXjlUkBp2Bzclo/pMFzlm2KjepiOGs=' 
WHERE 
  key_id = '18cea5d25e4ad7ed65face92e393f6f55d2320956637f29ad14dd3f5afb0d380' 
  AND (
    token = 'FjdL+znUWYKJUpXjlUkBp2Bzclo/pMFzlm2KjepiOGs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )