UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qPWYOAPQ6+iWMGGSjydieXTETDkf7z6bTzXVtB715lY=' 
WHERE 
  key_id = 'c18edc7b1d4e8fd480f9a1176cf097886a6a86733f5516cfdcfa3395884e6271' 
  AND (
    token = 'qPWYOAPQ6+iWMGGSjydieXTETDkf7z6bTzXVtB715lY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )