UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Er2O3WI2P1ZfEFZ/4a2VMi/lTjHTjFJ2kAv5+R1iXCQ=' 
WHERE 
  key_id = 'b2de98a5b4700ce0f96f6be1be982ed69d6bb81f0e3e14ed31bf7e2a7a43f51e' 
  AND (
    token = 'Er2O3WI2P1ZfEFZ/4a2VMi/lTjHTjFJ2kAv5+R1iXCQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )