UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MDhqfcyaNnL4Pi6iTfrdjG4DXWQ7KN+JTKbg+iKPZD4=' 
WHERE 
  key_id = '1c8fd8a892a005598fac76b2a1d506731c1d456c1a608f4938582d8a7f04145c' 
  AND (
    token = 'MDhqfcyaNnL4Pi6iTfrdjG4DXWQ7KN+JTKbg+iKPZD4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )