UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FGqt6E66M6LjPHpiD1HMRp3McLosr1lKHQxWSHI6SA4=' 
WHERE 
  key_id = '50c9b72bb879e715c99c50b06c3ed051c7807b8a1af1053336f14c3a86340e0b' 
  AND (
    token = 'FGqt6E66M6LjPHpiD1HMRp3McLosr1lKHQxWSHI6SA4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )